Bookmark



FIG. 1 is a perspective view of a bookmark showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof, the bottom view being substantially a mirror image;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a right side view thereof. 

The ornamental design for a bookmark, as shown and described. 